Keith Jackson, who called play-by-play action in college football for nearly 50 years, dies Friday night. He was 89.

“For generations of fans, Keith Jackson was college football,” said Bob Iger, Chairman and CEO of The Walt Disney Company. “When you heard his voice, you knew it was a big game. Keith was a true gentleman and a memorable presence. Our thoughts and prayers go out to his wife, Turi Ann, and his family.”

Jackson, who retired in 2006, was known for his colorful commentary...